To get the most out of this book

To get the most out of this book you can download the example code files and the color images as per the instructions below.

Download the example code files

You can download the example code files for this book from your account at packtpub.com. If you purchased this book elsewhere, you can visit packtpub.com/support and register to have the files emailed directly to you.

You can download the code files by following these steps:

1. Log in or register at packtpub.com.
2. Select the SUPPORT tab.
3. Click on Code Downloads & Errata.
4. Enter the name of the book in the Search box and follow the on-screen instructions.

Once the file is downloaded, please make sure that you unzip or extract the folder using the latest version of:

• WinRAR / 7-Zip for Windows
• Zipeg / iZip / UnRarX for Mac
• 7-Zip / PeaZip for Linux

The code bundle for the book is also hosted on GitHub at https://github.com/PacktPublishing/Modern-Python-Cookbook-Second-Edition. This repository is also the best places to start a conversation about specific topics discussed in the book. Feel free to open an issue if you want to engage with the authors or other readers. We also have other code bundles from our rich catalog of books and videos available at https://github.com/PacktPublishing/. Check them out!

Conventions used

In this book, you will find a number of text styles that distinguish between different kinds of information. Here are some examples of these styles and an explanation of their meaning.

Code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles are shown as follows: "We can include other contexts through the use of the include directive."

A block of code is set as follows:

    if distance is None:
        distance = rate * time
    elif rate is None:
        rate = distance / time
    elif time is None:
        time = distance / rate

Any command-line input or output is written as follows:

>>> import math
>>> math.factorial(52)
80658175170943878571660636856403766975289505440883277824000000000000
New terms and important words are shown in bold.

Warnings or important notes appear like this.

Tips and tricks appear like this.